Lorraine Townes gives blood after the MLK march. For the last six years, the South Texas Blood and Tissue Center has set up a mobile blood drive near the concert stage at the end of the MLK march in Pittman-Sullivan Park. less

Lorraine Townes gives blood after the MLK march. For the last six years, the South Texas Blood and Tissue Center has set up a mobile blood drive near the concert stage at the end of the MLK march in ... more

Photo: Sarah Tressler/Express-News

Lorraine Townes gives blood after the MLK march. For the last six... Photo-4064738.55475 - San Antonio Express-News

Image 26 of 68

Participants gather at MLK Boulevard and the Interstate 10 overpass for the Martin Luther King Jr. March on Monday morning.

Participants gather at MLK Boulevard and the Interstate 10 overpass for the Martin Luther King Jr. March on Monday morning.

Ruth Stahaman acting as Harriet Tubman sings as she rides along during the Martin Luther King Jr. March.Kalea Reed, 8, and Alia Fanagan, 9, members of the Vessels of Honor praise dance group dance before the start of the Martin Luther King Jr. March. less

Ruth Stahaman acting as Harriet Tubman sings as she rides along during the Martin Luther King Jr. March.Kalea Reed, 8, and Alia Fanagan, 9, members of the Vessels of Honor praise dance group dance before the ... more

Brad Dusing holds on to the equality flag during the Martin Luther King Jr. March.Kalea Reed, 8, and Alia Fanagan, 9, members of the Vessels of Honor praise dance group dance before the start of the Martin Luther King Jr. March. less

Brad Dusing holds on to the equality flag during the Martin Luther King Jr. March.Kalea Reed, 8, and Alia Fanagan, 9, members of the Vessels of Honor praise dance group dance before the start of the Martin ... more

Photo: Bria Webb, San Antonio Express-News

Brad Dusing holds on to the equality flag during the Martin Luther... Photo-4065902.55475 - San Antonio Express-News

Image 37 of 68

Alvaro Duarte supports an oversized rainbow flag at the MLK march for the San Antonio chapter of the Human Rights Campaign "as a part of the multicultural groups that make up our beautiful city." Jan. 21.

Alvaro Duarte supports an oversized rainbow flag at the MLK march for the San Antonio chapter of the Human Rights Campaign "as a part of the multicultural groups that make up our beautiful city." Jan. 21.

"We are truly fortunate to come together for peaceful and non-violent interventions," said Judge Peter Sakai, right, pictures with Bexar County Sheriff Susan Pamerleau.

"We are truly fortunate to come together for peaceful and non-violent interventions," said Judge Peter Sakai, right, pictures with Bexar County Sheriff Susan Pamerleau.

Photo: Sarah Tressler/Express-News

"We are truly fortunate to come together for peaceful and... Photo-4065866.55475 - San Antonio Express-News

Image 41 of 68

"Martin Luther King was all about unity and diversity. Even our pets are welcome, see?" - Mitch Mitchell with his American Pit Bull Terrier, Maximus Dragon.

"Martin Luther King was all about unity and diversity. Even our pets are welcome, see?" - Mitch Mitchell with his American Pit Bull Terrier, Maximus Dragon.

Photo: Sarah Tressler/Express-News

"Martin Luther King was all about unity and diversity. Even... Photo-4065861.55475 - San Antonio Express-News

Image 42 of 68

Members of the Sam Houston High School participate in the MLK march Jan. 21.

Members of the Sam Houston High School participate in the MLK march Jan. 21.

Photo: Sarah Tressler/Express-News

Members of the Sam Houston High School participate in the MLK march... Photo-4065862.55475 - San Antonio Express-News

Image 43 of 68

Every year since 1999, the Toros Motorcycle Club has been coming to the MLK march.

Every year since 1999, the Toros Motorcycle Club has been coming to the MLK march.

Photo: Sarah Tressler/Express-News

Every year since 1999, the Toros Motorcycle Club has been coming... Photo-4063818.55475 - San Antonio Express-News

Image 44 of 68

March attendees grab a bite before the start of the MLK march. The breakfast is free to the community.

March attendees grab a bite before the start of the MLK march. The breakfast is free to the community.

Photo: Sarah Tressler/Express-News

March attendees grab a bite before the start of the MLK march. The... Photo-4063766.55475 - San Antonio Express-News

Image 45 of 68

A patriotic flat takes part in a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

A patriotic flat takes part in a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

A patriotic flat takes part in a march honoring Martin Luther King... Photo-4065446.55475 - San Antonio Express-News

Image 46 of 68

A group carries a rainbow flag as they take part in a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

A group carries a rainbow flag as they take part in a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

A group carries a rainbow flag as they take part in a march... Photo-4065448.55475 - San Antonio Express-News

Image 47 of 68

A man carries a photo of Martin Luther King Jr. during a MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

A man carries a photo of Martin Luther King Jr. during a MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

A man carries a photo of Martin Luther King Jr. during a MLK Day... Photo-4065458.55475 - San Antonio Express-News

Image 48 of 68

Riders pass a mural as they take part in an MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Riders pass a mural as they take part in an MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

Riders pass a mural as they take part in an MLK Day march honoring... Photo-4065460.55475 - San Antonio Express-News

Image 49 of 68

Thousands take part in an MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Thousands take part in an MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

Thousands take part in an MLK Day march honoring Martin Luther King... Photo-4065461.55475 - San Antonio Express-News

Image 50 of 68

A man carries a sign supporting President Barack Obama during a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

A man carries a sign supporting President Barack Obama during a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

A man carries a sign supporting President Barack Obama during a... Photo-4065463.55475 - San Antonio Express-News

Image 51 of 68

Nuns sing as participants in an MLK Day march honoring Martin Luther King Jr. pass by, Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Nuns sing as participants in an MLK Day march honoring Martin Luther King Jr. pass by, Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

Nuns sing as participants in an MLK Day march honoring Martin... Photo-4065464.55475 - San Antonio Express-News

Image 52 of 68

Thousands take part in a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Thousands take part in a march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

Thousands take part in a march honoring Martin Luther King Jr.,... Photo-4065466.55475 - San Antonio Express-News

Image 53 of 68

Nuns sing as participants in an MLK Day march honoring Martin Luther King Jr. pass by, Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Nuns sing as participants in an MLK Day march honoring Martin Luther King Jr. pass by, Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

Nuns sing as participants in an MLK Day march honoring Martin... Photo-4065468.55475 - San Antonio Express-News

Image 54 of 68

A man carries a photo of Martin Luther King Jr. during a MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

A man carries a photo of Martin Luther King Jr. during a MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

A man carries a photo of Martin Luther King Jr. during a MLK Day... Photo-4065469.55475 - San Antonio Express-News

Image 55 of 68

Thousands take part in an MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Thousands take part in an MLK Day march honoring Martin Luther King Jr., Monday, Jan. 21, 2013, in San Antonio. (AP Photo/Eric Gay)

Photo: Eric Gay, Associated Press

Thousands take part in an MLK Day march honoring Martin Luther King... Photo-4065472.55475 - San Antonio Express-News

Image 56 of 68

Clara Hunt (l) from San Antonio glances up at an unidentified gentleman during San Antonio's Annual Martin Luther King Jr. Commemorative March, Jan. 21, 2013. The march also coincided with the Inauguration of President Barack Obama. less

Clara Hunt (l) from San Antonio glances up at an unidentified gentleman during San Antonio's Annual Martin Luther King Jr. Commemorative March, Jan. 21, 2013. The march also coincided with the Inauguration of ... more

Photo: Steve Faulisi, San Antonio Express-News

Clara Hunt (l) from San Antonio glances up at an unidentified... Photo-4065899.55475 - San Antonio Express-News

Image 57 of 68

Members of the Bexar County Buffalo Soldiers were one of many groups to participate in San Antonio's Annual Martin Luther King Jr. Commemorative March, Jan. 21, 2013.

Members of the Bexar County Buffalo Soldiers were one of many groups to participate in San Antonio's Annual Martin Luther King Jr. Commemorative March, Jan. 21, 2013.

Photo: Steve Faulisi, San Antonio Express-News

Members of the Bexar County Buffalo Soldiers were one of many... Photo-4065900.55475 - San Antonio Express-News

Image 58 of 68

Summer Hasan, center, gives a "Free Hug" to a Carmelite Sister on the parade route of the Martin Luther King, Jr. March. Jan. 21, 2013. Hasan is a member of Students for a Peaceful Society from Samuel Clemens H. S. less

Summer Hasan, center, gives a "Free Hug" to a Carmelite Sister on the parade route of the Martin Luther King, Jr. March. Jan. 21, 2013. Hasan is a member of Students for a Peaceful Society from Samuel Clemens ... more

Ellen Brogon, center, and others cheer as a Martin Luther King, Jr. says "Free at Last" as a video of his speech is played at Pittman-Sullivan Park following the Martin Luther King, Jr. March. Jan. 21, 2013.

Ellen Brogon, center, and others cheer as a Martin Luther King, Jr. says "Free at Last" as a video of his speech is played at Pittman-Sullivan Park following the Martin Luther King, Jr. March. Jan. 21, 2013.

Dr. Frederick Haynes III, the keynote speaker, gives his speech to the large crowd at Pittman-Sullivan following the Martin Luther King, Jr. Jan. 21, 2013. Haynes is the Senior Pastor at Friendship-West Baptist Church in Dallas. less

Dr. Frederick Haynes III, the keynote speaker, gives his speech to the large crowd at Pittman-Sullivan following the Martin Luther King, Jr. Jan. 21, 2013. Haynes is the Senior Pastor at Friendship-West ... more